Finding the Fourth Proportional to 162,722.36, 224,546.22 and 91,101.72

Step by Step Solution

1. Step 1: Write the proportion equation
   162,722.36 : 224,546.22 = 91,101.72 : x
2. Step 2: Convert to fraction form
   162,722.36/224,546.22 = 91,101.72/x
3. Step 3: Cross multiply
   162,722.36x = 224,546.22 × 91,101.72
4. Step 4: Simplify right side
   162,722.36x = 20,456,546,861.50
5. Step 5: Solve for x
   x = 20,456,546,861.50/162,722.36
6. Step 6: Final answer
   x = 125,714.42